--- a/test/hotspot/jtreg/runtime/appcds/sharedStrings/InternStringTest.java Mon Jul 29 18:31:18 2019 -0400
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,79 +0,0 @@
-/*
- * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-import sun.hotspot.WhiteBox;
-
-public class InternStringTest {
- public static String passed_output1 = "Found shared string.";
- public static String passed_output2 = "Shared strings are equal.";
- public static String passed_output3 = "Found shared string containing latin1 supplement chars.";
- public static String passed_output4 = "Found shared string containing non-western chars.";
- public static final String latin1Sup = "XXXX \u00a3 YYYY"; // \u00a3 = The pound sign
- public static final String nonWestern = "XXXX \u5678 YYYY"; // \u5678 = Unicode Han Character 'ton (metric or English)'
-
- public static void main(String[] args) throws Exception {
- WhiteBox wb = WhiteBox.getWhiteBox();
-
- // All string literals are shared.
- String shared1 = "LiveOak";
- String interned1 = shared1.intern();
- if (wb.areSharedStringsIgnored() || wb.isShared(interned1)) {
- System.out.println(passed_output1);
- } else {
- throw new RuntimeException("Failed: String is not shared.");
- }
-
- // Test 2: shared_string1.intern() == shared_string2.intern()
- String shared2 = "LiveOak";
- String interned2 = shared2.intern();
- if (interned1 == interned2) {
- System.out.println(passed_output2);
- } else {
- throw new RuntimeException("Not equal!");
- }
-
- // Test 3: interned strings with a char in latin1 supplement block [\u0080-\u00ff]
- {
- String a = "X" + latin1Sup.substring(1);
- String b = a.intern();
-
- if (wb.areSharedStringsIgnored() || wb.isShared(b)) {
- System.out.println(passed_output3);
- } else {
- throw new RuntimeException("Failed: expected shared string with latin1-supplement chars.");
- }
- }
-
- // Test 5: interned strings with non-western characters
- {
- String a = "X" + nonWestern.substring(1);
- String b = a.intern();
- if (wb.areSharedStringsIgnored() || wb.isShared(b)) {
- System.out.println(passed_output4);
- } else {
- throw new RuntimeException("Failed: expected shared string with non-western chars.");
- }
- }
- }
-}